<!DOCTYPE html>
<html lang="en" xmlns:v-on="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="UTF-8">
    <title>方法</title>
</head>
<body>
    <div id="app">
        {{yy}}
        <button v-on:click="hello">按我，快按我</button>
    </div>

    <script src="../node_modules/vue/dist/vue.js"></script>
    <script>
        let app = new Vue({
            el:"#app",
            data:{
                yy:"刘德华"
            },
            methods:{
                hello(){
                    alert("你真的点啊");
                }
            },

        })


    </script>
</body>
</html>